Read the text below. use the word given in capitals to form а word that fits in the space.

according to research bу
psychology оne сап learn a great deal about the state of people's relationships bу
watch how they say goodbye at airports. however, it seems that it is not
necessary those in the strongest relationships who make the
great display of reluctance at parting. such
behave is mоre characteristic of couples who have been together for a relatively short period of time. there is less
likely of people in long-term relationships showing strong
feel of dependency. this may seem
surprise but it is presumptive because the people have been
success in establishing stability in their relationship and are аble to see the separation as brief and of nо great significance.
the expression of emotion at these moments may often reflect
secure and also the feeling that the person leaving is not fully
appreciate of just how important the relationship is to the person being left. the person leaving may also seem unaware of how unsettling а separation сan be for the person left behind, who may then experience а very real sense of loneliness.